Explore Semaphore, South Australia, Australia, with this interactive street and satellite map. You can “grab” the Semaphore, SA map and move it around to re-centre it. You can change between standard map view and satellite map view by clicking the small square in the bottom left-hand corner of the map. You can use the zoom buttons on the lower right side of the map to zoom in or out to street-level detail. You will find live weather, local and world news below.
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| Locality | Semaphore |
| State | South Australia (SA) |
| Local Government Area | City Of Port Adelaide Enfield |
| Country | Australia |
| Timezone | Australian Central Time (ACST/ACDT) |
| Remoteness | Major Cities of Australia |
| Latitude | -34.8385 |
| Longitude | 138.48295 |
| Population | 2,727 |
| Density | 2199.2 /km² |
| Area | 1.2 km² |
| Elevation | 14 m |
| Postcode | 5019 |
| Area Code | 08 |
| Distance to Adelaide | 15 km northwest |
Semaphore is a locality in the City Of Port Adelaide Enfield local government area of South Australia, Australia. It has a population of approximately 2,727. The locality covers an area of 1.2 km², giving a population density of about 2199.2 people per km². It sits at an elevation of around 14 m above sea level. It lies approximately 15 km northwest of Adelaide. Semaphore is located at 34.8385°S, 138.4829°E. It observes Australian Central Time (ACST/ACDT). Postcode: 5019.
Semaphore's broad, tree-lined streets whisper of a gentler era, where the salty tang of the Gulf St Vincent is a constant, invisible companion. It lies 14.4 km north-west of Adelaide, SA (from Adelaide, SA: bearing 312°T), and is situated 13.3 km west-south-west of Parafield Gardens. The sand, a pale gold, stretches out towards the horizon, a soft counterpoint to the sturdy, often colourful, Victorian and Edwardian villas that line its avenues, their verandahs reaching out like welcoming arms. This is a place where the light, particularly in the late afternoon, seems to thicken, casting long shadows that soften the edges of the world and imbue the very air with a quiet, settled peace. Sea breezes, carrying the faint cries of gulls and the distant hum of the port, weave through the established gardens, rustling the leaves of mature fig and palm trees.
Semaphore's identity is inextricably linked to its maritime past, a legacy etched into its very being by the ships that once sailed into Port Adelaide. For decades, this was the gateway for countless travellers to the colony, its beaches a welcome sight after long sea voyages, and its foreshore a place of recreation and arrival. The local economy, once dominated by the needs of the port and its associated industries, has gracefully evolved, now embracing a vibrant mix of tourism, hospitality, and small businesses that cater to both residents and the steady stream of visitors drawn to its coastal charm. The historic Semaphore Jetty, a sturdy sentinel jutting into the Gulf, remains a focal point, a place where fishermen cast their lines and families stroll, breathing in the sea air and the lingering stories of the town's seafaring heritage.
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This page provides a street and satellite map of Semaphore, South Australia. Live weather conditions with current observations and a 7-day forecast are powered by Open-Meteo. Real-time local news and world news feeds keep the page current, while an editorially written description provides background on Semaphore, in the City Of Port Adelaide Enfield local government area.
Detailed location data for Semaphore includes the postcode (5019), telephone area code (08), and local government area (City Of Port Adelaide Enfield), with an ABS remoteness classification of Major Cities of Australia. These are among the most commonly searched location details for any Australian city, town or locality.
Location data is drawn from Geoscape Administrative Boundaries (GDA2020) and enriched with GeoNames and Australian Bureau of Statistics data, matched by coordinate proximity — ensuring the correct Semaphore is identified even where the name is shared across multiple localities.
| Page generated | July 2026 |
| Location data | Geoscape Administrative Boundaries (GDA2020); enriched with GeoNames and ABS 2021 Census data, matched by coordinate proximity |
| Description | Editorial description generated with AI assistance from verified Geoscape, ABS and GeoNames location data. |